Finding the Fourth Proportional to 1,173.02, 1,618.83 and 675.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,173.02 : 1,618.83 = 675.81 : x
2. Step 2: Convert to fraction form
   1,173.02/1,618.83 = 675.81/x
3. Step 3: Cross multiply
   1,173.02x = 1,618.83 × 675.81
4. Step 4: Simplify right side
   1,173.02x = 1,094,021.50
5. Step 5: Solve for x
   x = 1,094,021.50/1,173.02
6. Step 6: Final answer
   x = 932.66